Gurobi 5.0.1 (linux64) logging started Fri Jan 18 03:14:44 2013 Optimize a model with 700 rows, 30150 columns and 65200 nonzeros Presolve removed 50 rows and 50 columns Presolve time: 0.06s Presolved: 650 rows, 30100 columns, 60150 nonzeros Variable types: 30100 continuous, 0 integer (0 binary) Root relaxation: objective 2.252562e+05, 3968 iterations, 0.20 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 225256.157 0 1 - 225256.157 - - 0s 0 2 225256.157 0 1 - 225256.157 - - 1s * 20 6 10 225915.15199 225915.152 0.0% 115 2s Explored 21 nodes (6271 simplex iterations) in 2.04 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 2.259151519913e+05, best bound 2.259151519913e+05, gap 0.0%